Backdoor

Should I remove “VHO:Backdoor.Win32.Saklof”?

Malware Removal

The VHO:Backdoor.Win32.Saklof is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What VHO:Backdoor.Win32.Saklof virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Guard pages use detected – possible anti-debugging.
  • A process attempted to delay the analysis task.
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Authenticode signature is invalid
  • A scripting utility was executed
  • Deletes its original binary from disk
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Installs itself for autorun at Windows startup

How to determine VHO:Backdoor.Win32.Saklof?


File Info:

name: BB3B2EEA142B82F38051.mlw
path: /opt/CAPEv2/storage/binaries/caee07de50a43492ce31a6835208b5541ee3a1b88e62b2b5f6cce13ef1de01a1
crc32: 56628A97
md5: bb3b2eea142b82f380515d583d7e569b
sha1: 42e8babbf712e8eb95c87a6f5278470b0cce51de
sha256: caee07de50a43492ce31a6835208b5541ee3a1b88e62b2b5f6cce13ef1de01a1
sha512: 3542a0ac0692aa8488437770f0ce17bdec6ffdeb2fae2eca99f3e8ebff9dc9c5be9f3ca9d84eae16431481a07732972cb4f73deca4b84f01d297191de114b4c8
ssdeep: 24576:jhDm7J5WbtFQatFOth5BqoR3HyM4qoGqFrkKo6lG4Zrx79ng+edA/:jlFub30qoGXilG4Zl79g5A/
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T12235AD23E58280F1D308257364EB2735BD74AB850A75CEE7A3D4CE795C72352A7AB20D
sha3_384: e7c37b6e81ba43dda3b8b1a0c88752ca0f9ade1c3967f3650a0aa161c057b404790152c600ba3e1eb9b6521693605709
ep_bytes: 558bec6aff6830aa4e0068946b4b0064
timestamp: 2022-04-02 21:33:16

Version Info:

FileVersion: 1.0.0.0
FileDescription: Windows 配置程序
ProductName: Windows TM
ProductVersion: 1.0.0.0
LegalCopyright: 作者版权所有 请尊重并使用正版
Comments: 本程序使用易语言编写(http://www.eyuyan.com)
Translation: 0x0804 0x04b0

VHO:Backdoor.Win32.Saklof also known as:

BkavW32.AIDetect.malware1
tehtrisGeneric.Malware
MicroWorld-eScanGen:Variant.Zusy.392985
FireEyeGeneric.mg.bb3b2eea142b82f3
CAT-QuickHealTrojanpws.Qqpass.16554
CylanceUnsafe
Sangfor[ARMADILLO V1.71]
CrowdStrikewin/malicious_confidence_70% (D)
BitDefenderGen:Variant.Zusy.392985
K7GWTrojan ( 005246d51 )
K7AntiVirusTrojan ( 005246d51 )
ArcabitTrojan.Zusy.D5FF19
BitDefenderThetaGen:NN.ZexaF.34712.fr2@aGPC@cab
CyrenW32/OnlineGames.HI.gen!Eldorado
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Flyagent.NGX
APEXMalicious
ClamAVWin.Malware.FlyAgent-9850229-1
KasperskyVHO:Backdoor.Win32.Saklof.gen
RisingTrojan.Flyagent!1.DAFB (CLASSIC)
Ad-AwareGen:Variant.Zusy.392985
SophosGeneric ML PUA (PUA)
ComodoTrojWare.Win32.Agent.OSCF@5rs7jr
ZillyaTrojan.Flyagent.Win32.673
McAfee-GW-EditionBehavesLike.Win32.Generic.th
Trapminemalicious.high.ml.score
EmsisoftGen:Variant.Zusy.392985 (B)
IkarusTrojan-PSW.QQpass
JiangminTrojan.Agent.dxbd
AviraTR/Redcap.kdqpm
MAXmalware (ai score=89)
MicrosoftTrojan:Win32/Wacatac.B!ml
GDataWin32.Trojan.Flyagent.A
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.BHO.C23372
VBA32BScope.Trojan.Dynamer
ALYacGen:Variant.Zusy.392985
MalwarebytesTrojan.MalPack.FlyStudio
PandaTrj/Genetic.gen
TencentTrojan.Win32.Flyagent.16000183
YandexTrojan.GenAsa!UMACS2Wk+V8
SentinelOneStatic AI – Malicious PE
MaxSecureDropper.Dinwod.frindll
FortinetW32/Flyagent.NGX!tr
AVGWin32:MalwareX-gen [Trj]
Cybereasonmalicious.a142b8
AvastWin32:MalwareX-gen [Trj]

How to remove VHO:Backdoor.Win32.Saklof?

VHO:Backdoor.Win32.Saklof removal tool
  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.

About the author

Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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